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declare(strict_types = 1); |
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/* |
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* Go! AOP framework |
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* |
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* @copyright Copyright 2012, Lisachenko Alexander <[email protected]> |
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* |
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* This source file is subject to the license that is bundled |
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* with this source code in the file LICENSE. |
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*/ |
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namespace Go\Core; |
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use Go\Aop; |
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use Go\Aop\Support\NamespacedReflectionFunction; |
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use Go\ParserReflection\ReflectionFileNamespace; |
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use ReflectionClass; |
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use ReflectionMethod; |
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use ReflectionProperty; |
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/** |
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* Advice matcher returns the list of advices for the specific point of code |
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*/ |
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class AdviceMatcher |
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{ |
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/** |
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* Loader of aspects |
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* |
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* @var AspectLoader |
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*/ |
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protected $loader; |
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/** |
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* Flag to enable/disable support of global function interception |
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* |
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* @var bool |
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*/ |
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private $isInterceptFunctions; |
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/** |
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* Constructor |
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* |
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* @param AspectLoader $loader Instance of aspect loader |
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* @param bool $isInterceptFunctions Optional flag to enable function interception |
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*/ |
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public function __construct(AspectLoader $loader, bool $isInterceptFunctions = false) |
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{ |
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$this->loader = $loader; |
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$this->isInterceptFunctions = $isInterceptFunctions; |
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} |
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/** |
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* Returns list of function advices for namespace |
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* |
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* @param ReflectionFileNamespace $namespace |
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* @param array|Aop\Advisor[] $advisors List of advisor to match |
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* |
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* @return array |
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*/ |
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public function getAdvicesForFunctions(ReflectionFileNamespace $namespace, array $advisors): array |
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{ |
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if (!$this->isInterceptFunctions) { |
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return []; |
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} |
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$advices = []; |
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foreach ($advisors as $advisorId => $advisor) { |
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if ($advisor instanceof Aop\PointcutAdvisor) { |
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$pointcut = $advisor->getPointcut(); |
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$isFunctionAdvisor = $pointcut->getKind() & Aop\PointFilter::KIND_FUNCTION; |
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if ($isFunctionAdvisor && $pointcut->getClassFilter()->matches($namespace)) { |
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$advices[] = $this->getFunctionAdvicesFromAdvisor($namespace, $advisor, $advisorId, $pointcut); |
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} |
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} |
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} |
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if (count($advices) > 0) { |
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$advices = array_merge_recursive(...$advices); |
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} |
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return $advices; |
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} |
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/** |
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* Return list of advices for class |
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* |
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* @param ReflectionClass $class Class to advise |
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* @param array|Aop\Advisor[] $advisors List of advisor to match |
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* |
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* @return array|Aop\Advice[] List of advices for class |
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*/ |
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public function getAdvicesForClass(ReflectionClass $class, array $advisors): array |
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{ |
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$classAdvices = []; |
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$parentClass = $class->getParentClass(); |
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$originalClass = $class; |
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if ($parentClass && strpos($parentClass->name, AspectContainer::AOP_PROXIED_SUFFIX) !== false) { |
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$originalClass = $parentClass; |
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} |
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foreach ($advisors as $advisorId => $advisor) { |
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if ($advisor instanceof Aop\PointcutAdvisor) { |
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$pointcut = $advisor->getPointcut(); |
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if ($pointcut->getClassFilter()->matches($class)) { |
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$classAdvices[] = $this->getAdvicesFromAdvisor($originalClass, $advisor, $advisorId, $pointcut); |
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} |
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} |
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if ($advisor instanceof Aop\IntroductionAdvisor) { |
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if ($advisor->getClassFilter()->matches($class)) { |
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$classAdvices[] = $this->getIntroductionFromAdvisor($originalClass, $advisor, $advisorId); |
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} |
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} |
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} |
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if (count($classAdvices) > 0) { |
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$classAdvices = array_merge_recursive(...$classAdvices); |
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} |
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return $classAdvices; |
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} |
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/** |
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* Returns list of advices from advisor and point filter |
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* |
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* @param ReflectionClass $class Class to inject advices |
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* @param Aop\PointcutAdvisor $advisor Advisor for class |
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* @param string $advisorId Identifier of advisor |
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* @param Aop\PointFilter $filter Filter for points |
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* |
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* @return array |
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*/ |
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private function getAdvicesFromAdvisor( |
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ReflectionClass $class, |
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Aop\PointcutAdvisor $advisor, |
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string $advisorId, |
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Aop\PointFilter $filter |
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): array { |
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$classAdvices = []; |
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$filterKind = $filter->getKind(); |
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// Check class only for class filters |
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if ($filterKind & Aop\PointFilter::KIND_CLASS) { |
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if ($filter->matches($class)) { |
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// Dynamic initialization |
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if ($filterKind & Aop\PointFilter::KIND_INIT) { |
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$classAdvices[AspectContainer::INIT_PREFIX]['root'][$advisorId] = $advisor->getAdvice(); |
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} |
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// Static initalization |
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if ($filterKind & Aop\PointFilter::KIND_STATIC_INIT) { |
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$classAdvices[AspectContainer::STATIC_INIT_PREFIX]['root'][$advisorId] = $advisor->getAdvice(); |
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} |
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} |
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} |
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// Check methods in class only for method filters |
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if ($filterKind & Aop\PointFilter::KIND_METHOD) { |
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$mask = ReflectionMethod::IS_PUBLIC | ReflectionMethod::IS_PROTECTED; |
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foreach ($class->getMethods($mask) as $method) { |
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// abstract and parent final methods could not be woven |
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$isParentFinalMethod = ($method->getDeclaringClass()->name !== $class->name) && $method->isFinal(); |
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if ($isParentFinalMethod || $method->isAbstract()) { |
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continue; |
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} |
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if ($filter->matches($method, $class)) { |
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$prefix = $method->isStatic() ? AspectContainer::STATIC_METHOD_PREFIX : AspectContainer::METHOD_PREFIX; |
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$classAdvices[$prefix][$method->name][$advisorId] = $advisor->getAdvice(); |
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} |
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} |
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} |
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// Check properties in class only for property filters |
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if ($filterKind & Aop\PointFilter::KIND_PROPERTY) { |
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$mask = ReflectionProperty::IS_PUBLIC | ReflectionProperty::IS_PROTECTED; |
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foreach ($class->getProperties($mask) as $property) { |
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if ($filter->matches($property, $class) && !$property->isStatic()) { |
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$classAdvices[AspectContainer::PROPERTY_PREFIX][$property->name][$advisorId] = $advisor->getAdvice(); |
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} |
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} |
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} |
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return $classAdvices; |
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} |
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/** |
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* Returns list of introduction advices from advisor |
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* |
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* @param ReflectionClass $class Class to inject advices |
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* @param Aop\IntroductionAdvisor $advisor Advisor for class |
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* @param string $advisorId Identifier of advisor |
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* |
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* @return array |
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*/ |
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private function getIntroductionFromAdvisor( |
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ReflectionClass $class, |
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Aop\IntroductionAdvisor $advisor, |
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string $advisorId |
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): array { |
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$classAdvices = []; |
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// Do not make introduction for traits |
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if ($class->isTrait()) { |
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return $classAdvices; |
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} |
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$advice = $advisor->getAdvice(); |
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$classAdvices[AspectContainer::INTRODUCTION_TRAIT_PREFIX][$advisorId] = $advice; |
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return $classAdvices; |
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} |
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/** |
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* Returns list of function advices for specific namespace |
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* |
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* @param ReflectionFileNamespace $namespace |
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* @param Aop\PointcutAdvisor $advisor Advisor for class |
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* @param string $advisorId Identifier of advisor |
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* @param Aop\PointFilter $pointcut Filter for points |
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* |
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* @return array |
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*/ |
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private function getFunctionAdvicesFromAdvisor( |
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ReflectionFileNamespace $namespace, |
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Aop\PointcutAdvisor $advisor, |
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string $advisorId, |
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Aop\PointFilter $pointcut |
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): array { |
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$functions = []; |
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$advices = []; |
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$listOfGlobalFunctions = get_defined_functions(); |
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foreach ($listOfGlobalFunctions['internal'] as $functionName) { |
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$functions[$functionName] = new NamespacedReflectionFunction($functionName, $namespace->getName()); |
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} |
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foreach ($functions as $functionName => $function) { |
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if ($pointcut->matches($function, $namespace)) { |
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$advices[AspectContainer::FUNCTION_PREFIX][$functionName][$advisorId] = $advisor->getAdvice(); |
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} |
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} |
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return $advices; |
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} |
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} |
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goaop /
framework
